P    #regions in PPM
# 2011-06-09 11:44:54 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  4.194449713954391  4.143060348819489  0.263  0.591  # for region 1
  2.562130401476793  2.448430212202987  0.066  0.316  # for region 2
  2.4316335933329927  2.3644471178530164  0.517  1.127  # for region 3
  2.072444359036196  1.9664964553946944  0.060  0.305  # for region 4
